Finding the Fourth Proportional to 17,429.56, 24,052.68 and 9,979

Step by Step Solution

1. Step 1: Write the proportion equation
   17,429.56 : 24,052.68 = 9,979 : x
2. Step 2: Convert to fraction form
   17,429.56/24,052.68 = 9,979/x
3. Step 3: Cross multiply
   17,429.56x = 24,052.68 × 9,979
4. Step 4: Simplify right side
   17,429.56x = 240,021,693.72
5. Step 5: Solve for x
   x = 240,021,693.72/17,429.56
6. Step 6: Final answer
   x = 13,770.96